.ai-product-stage { min-height: 760px; }
.ai-product-stage > .ai-phone {
  position: relative;
  z-index: 2;
  width: min(78%, 390px);
  margin: 0;
  padding: 7px;
  border: 1px solid rgba(215, 179, 90, .32);
  border-radius: 42px;
  background: linear-gradient(145deg, #2c2a25, #090a09);
  box-shadow: 0 50px 110px rgba(0, 0, 0, .58), 0 0 70px rgba(215, 179, 90, .11);
}
.ai-phone img { display: block; width: 100%; border-radius: 35px; }
.ai-phone figcaption, .platform-frame figcaption {
  position: absolute;
  left: 50%;
  bottom: -38px;
  transform: translateX(-50%);
  white-space: nowrap;
  color: #6f7169;
  font-size: 8px;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.ai-product-stage > .ai-badge {
  position: absolute;
  z-index: 3;
  right: 4%;
  top: 16%;
  width: 110px;
  filter: drop-shadow(0 0 25px rgba(215, 179, 90, .2));
}
.platform-showcase { padding-top: 190px; }
.platform-intro { max-width: 680px; color: var(--muted); font-size: 17px; line-height: 1.7; }
.platform-frame {
  position: relative;
  margin: 75px 0 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(145deg, rgba(255,255,255,.04), rgba(255,255,255,.008));
  box-shadow: 0 45px 120px rgba(0,0,0,.45);
}
.platform-frame:before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: radial-gradient(circle at 50% 100%, rgba(215,179,90,.12), transparent 45%);
}
.platform-frame img { display: block; width: 100%; border-radius: 20px; }
.architecture-frame { width: min(100%, 1080px); margin-left: auto; margin-right: auto; }
.architecture-frame img { max-height: 1120px; object-fit: contain; background: #050708; }
.release { width: min(calc(100% - 48px), var(--max)); }
.release-note { max-width: 620px; margin: 24px auto 0; color: var(--muted); font-size: 15px; line-height: 1.7; }
.release-track { display: grid; grid-template-columns: 1fr 70px 1fr 70px 1fr; align-items: center; }
.release-track article {
  position: relative;
  min-height: 270px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(255,255,255,.04), rgba(255,255,255,.01));
}
.release-track article > span { position: absolute; top: 22px; right: 24px; color: #41423d; font: 400 48px Georgia; }
.release-track small { margin-bottom: 10px; color: var(--gold); font-size: 9px; letter-spacing: .23em; text-transform: uppercase; }
.release-track b { font-size: clamp(22px, 2.5vw, 34px); line-height: 1.15; }
.release-track p { margin: 13px 0 0; color: var(--muted); font-size: 12px; }
.release-track > i { height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent); }
.release-primary { border-color: rgba(215,179,90,.42) !important; box-shadow: 0 25px 75px rgba(215,179,90,.08); }
.release-vision { margin-top: 18px; display: grid; grid-template-columns: .75fr 1fr 70px 1fr; align-items: stretch; }
.vision-label { padding: 28px 28px 28px 0; display: flex; flex-direction: column; justify-content: center; }
.vision-label span { color: var(--gold); font-size: 8px; letter-spacing: .22em; text-transform: uppercase; }
.vision-label b { margin-top: 8px; font-size: 21px; }
.vision-label p { margin: 8px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.release-vision article { position: relative; min-height: 245px; padding: 30px; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(145deg, rgba(215,179,90,.045), rgba(255,255,255,.01)); }
.release-vision article > span { position: absolute; top: 22px; right: 24px; color: #41423d; font: 400 48px Georgia; }
.release-vision small { margin-bottom: 10px; color: var(--gold); font-size: 9px; letter-spacing: .2em; text-transform: uppercase; }
.release-vision article b { font-size: clamp(25px, 2.5vw, 36px); line-height: 1.15; }
.release-vision article p { margin: 13px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.release-vision > i { align-self: center; height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent); }
.hub-milestone { border-color: rgba(215,179,90,.42) !important; box-shadow: 0 25px 75px rgba(215,179,90,.08); }
@media(max-width:900px) {
  .nav nav { gap: 18px; }
  .ai-product-stage { min-height: 720px; }
  .release-track { grid-template-columns: 1fr; gap: 12px; }
  .release-track > i { width: 1px; height: 30px; margin: -12px auto; background: linear-gradient(transparent,var(--gold),transparent); }
  .release-vision { grid-template-columns: 1fr; gap: 12px; }
  .vision-label { padding-right: 0; text-align: center; }
  .release-vision > i { width: 1px; height: 30px; margin: -12px auto; background: linear-gradient(transparent,var(--gold),transparent); }
}
@media(max-width:560px) {
  .ai-product-stage { min-height: 620px; }
  .ai-product-stage > .ai-phone { width: 78%; border-radius: 30px; }
  .ai-phone img { border-radius: 24px; }
  .ai-product-stage > .ai-badge { right: -2%; width: 82px; }
  .platform-showcase { padding-top: 120px; }
  .platform-frame { margin-top: 45px; padding: 5px; border-radius: 18px; }
  .platform-frame img { border-radius: 13px; }
  .release { width: min(calc(100% - 28px), var(--max)); }
}